Finite Group Databasebeta

C19×#13663 #18019622

order4864
nilpotency class5
isoclinismisoclinic class of #13661
automorphism?
homologyAbelianization (H1) = C23×C19 · Schur multiplier (H2) = C23

Aliases

direct productC19×#13663

Subgroups

subgroupG/H
center, socleC22×C19C2×D16
commutator, Frattini, cosocleC2×C16C23×C19
LCSG ▷ C2×C16 ▷ C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C19 ◁ C22×C4×C19 ◁ C22×C8×C19 ◁ C22×C16×C19 ◁ G

298 conjugacy classes of subgroups; only the 78 normal subgroups are shown.

normal subgroups only

This group has 298 conjugacy classes of subgroups — too many to draw. Only its 78 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

minimal degreeμ(G) = 55
transitive degreeμt(G) = 2432

A minimal faithful permutation representation — 3 generators on 55 points:

(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19)(20,21)(22,23)(25,31)(26,30)(27,37)(29,39)(32,47)(33,46)(34,49)(35,50)(36,42)(38,43)(40,52)(41,51)(44,45)(48,54)(53,55);(24,25)(26,32)(27,38)(28,33)(29,43)(30,44)(31,37)(34,39)(35,49)(36,48)(40,53)(41,54)(42,55)(45,51)(46,52)(47,50);(21,23)(24,26,28,30)(25,32,33,44)(27,35,40,41)(29,36,42,39)(31,45,46,47)(34,43,48,55)(37,51,52,50)(38,49,53,54)

Conjugacy classes & character table

931 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4864, 6651);